Where does Nokia Bluetooth receive files?

The files received by the smartphone via Bluetooth are put into the information inbox and encrypted. There are only two methods at present. 1: Information-Settings-Other-The storage used is changed to a memory card, and all information (including all files received by Bluetooth) will be put in a folder in the memory card in the future. 2. The next x-plore of the Internet. Press 4 and you'll know what to do.